Question

Use a suitable identity to get each of the following products :

(2a-7)(2a-7)

Only correct answer...​

Answer 1

Answer:

$\huge \pink{Aŋʂῳɛཞ{ \implies}}$

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$\sf(2a - 7) \:( 2a - 7) = (2a - 7)^{2}$

$\implies \sf(2a) ^{2} - 2(2a)(7) + (7) ^{2}$

$\sf\blue{ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: using \: identity \: II}$

$\implies\sf\boxed{\green{4a^{2} - 28a + 49}}$

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$\mathcal\purple{HOPE \: ITS \: HELP \: YOU}$

$\colorbox{gold}{plz \: mark \: as \: brainlist}$